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Added real-time clock functions to the cx16 library.

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This commit is contained in:
Greg King
2019-12-27 18:07:37 -05:00
parent f067c4530f
commit b56ba8f073
6 changed files with 229 additions and 48 deletions
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74
testcode/lib/clock-test.c
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@@ -1,7 +1,8 @@
/* Clock test program
*
* 25-Sep-2018, chris@groessler.org
*/
/* Calendar-clock test program
**
** 2018-Sep-25, chris@groessler.org
** 2019-Dec-27, Greg King
*/
#include <stdio.h>
#include <stdlib.h>
@@ -10,74 +11,83 @@
#include <errno.h>
#ifdef __CC65__
#include <conio.h>
#include <cc65.h>
#endif /* #ifdef __CC65__ */
#include <conio.h>
#include <cc65.h>
#endif
static void print_time(void)
static int print_time(void)
{
struct tm *cur_tm;
time_t cur_time = time(NULL);
if (cur_time == -1) {
printf("time() failed: %s\n", strerror(errno));
return;
return 1;
}
cur_tm = localtime(&cur_time);
printf("time: %s\n", asctime(cur_tm));
// DEBUG:
printf("mday=%d mon=%d year=%d\nhour=%d min=%d sec=%d\n", cur_tm->tm_mday, cur_tm->tm_mon, cur_tm->tm_year, cur_tm->tm_hour, cur_tm->tm_min, cur_tm->tm_sec);
printf("year=%d, mon=%d, mday=%d\nhour=%d, min=%d, sec=%d\n",
cur_tm->tm_year, cur_tm->tm_mon, cur_tm->tm_mday,
cur_tm->tm_hour, cur_tm->tm_min, cur_tm->tm_sec);
return 0;
}
int main(int argc, char **argv)
{
char c = 0;
char c;
int s;
struct tm cur_time;
struct timespec new_time;
#ifdef __CC65__
/* if DOS will automatically clear the screen after the program exits, wait for a keypress... */
/* If DOS automatically will clear the screen after the program exits,
** then wait for a key-press.
*/
if (doesclrscrafterexit())
atexit((void (*)(void))cgetc);
#endif
if (argc <= 1) {
print_time();
return 0;
if (argc == 1) {
return print_time();
}
if (argc != 3 || strcasecmp(*(argv + 1), "set")) {
printf("usage: CLOCKTST [set DD-MM-YY-HH-MM-SS]\n");
if (argc != 2) {
#ifdef __CC65__
printf("Usage: run:rem [YY-MM-DD-HH-MM-SS]\n");
#else
printf("Usage: %s [YY-MM-DD-HH-MM-SS]\n", argv[0]);
#endif
return 1;
}
memset(&cur_time, 0, sizeof(cur_time));
s = sscanf(*(argv + 2), "%d-%d-%d-%d-%d-%d", &cur_time.tm_mday, &cur_time.tm_mon, &cur_time.tm_year, &cur_time.tm_hour, &cur_time.tm_min, &cur_time.tm_sec);
if (s != 6 || cur_time.tm_year > 99 /* other input values aren't being verified... */) {
printf("invalid time/date format\n");
memset(&cur_time, 0, sizeof cur_time);
s = sscanf(argv[1], "%d-%d-%d-%d-%d-%d",
&cur_time.tm_year, &cur_time.tm_mon, &cur_time.tm_mday,
&cur_time.tm_hour, &cur_time.tm_min, &cur_time.tm_sec);
if (s != 6 || cur_time.tm_year > 99 /* other input values aren't being verified */) {
printf("Invalid date-time format\n");
return 1;
}
cur_time.tm_year += 100; /* assume 21st century */
--cur_time.tm_mon;
if (cur_time.tm_year < 79)
cur_time.tm_year += 100; /* adjust century */
memset(&new_time, 0, sizeof(new_time));
memset(&new_time, 0, sizeof new_time);
new_time.tv_sec = mktime(&cur_time);
printf("\nyou are about to set the time to\n--> %s\n\nContinue (y/n)?", ctime(&new_time.tv_sec));
while (c != 'y' && c != 'Y' && c != 'n' && c != 'N') {
printf("\nYou are about to set the time to\n--> %s\nContinue (y/n)? ", ctime(&new_time.tv_sec));
do {
#ifdef __CC65__
c = cgetc();
#else
c = getchar();
#endif
}
} while (c != 'y' && c != 'Y' && c != 'n' && c != 'N');
printf("%c\n", c);
if (c == 'n' || c == 'N') {
printf("user abort\n");
printf("User abort\n");
return 0;
}
@@ -86,11 +96,11 @@ int main(int argc, char **argv)
printf("clock_settime() failed: %s\n", strerror(errno));
return 1;
}
printf("time set!\n");
printf("Time set!\n\n");
//DEBUG test begin
print_time();
return print_time();
//DEBUG test end
return 0;
}
/* Local Variables: */
/* c-file-style: "cpg" */